%I #4 Mar 31 2012 12:35:15
%S 1,1,1,1,1,1,1,3,13,21,45,97,227,551,1339,4289,13667,51899,209203,
%T 857785,3894865,18769711,98430017,545007039
%N Number of n X n binary arrays symmetric under 90 degree rotation with all ones connected only in a 1000-1000-1000-1111 pattern in any orientation.
%e Maximal 8 X 8 example
%e .0.0.1.1.1.1.0.0
%e .0.0.1.0.0.0.0.0
%e .1.0.1.0.1.1.1.1
%e .1.0.1.0.0.0.0.1
%e .1.0.0.0.0.1.0.1
%e .1.1.1.1.0.1.0.1
%e .0.0.0.0.0.1.0.0
%e .0.0.1.1.1.1.0.0
%K nonn
%O 1,8
%A _R. H. Hardin_, Nov 04 2008
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